Railcar travelling on bridge girders for carrying precast slabs and construction method for placing precast slabs using the railcar

摘要

The present invention relates to a railcar capable of installing a precast deck on an upper side of a girder while traveling along a girder laid in a longitudinal direction of the bridge, comprising: a base for providing a loading space for a bottom plate; A guide rail disposed on a rear upper surface of the base; A derrick crane slidable along the guide rail to assist lifting of the floor plate loaded on the base; And a plurality of running portions disposed on a lower surface of the base. In addition, the present invention includes a method of constructing a bridge precast deck using the railcar described above.